adding creation of <fname>_set_auxiliary_variables.m containing recursive...

adding creation of <fname>_set_auxiliary_variables.m containing recursive definition of auxiliary variables

preprocessor/StaticModel.cc

@@ -396,6 +396,7 @@ StaticModel::writeModelEquationsOrdered_M(const string &static_basename) const
           break;
         }
       output << "end" << endl;
+      writePowerDeriv(output, false);
       output.close();
     }
 }
@@ -1237,6 +1238,7 @@ StaticModel::writeStaticMFile(const string &func_name) const
 
   output << "end" << endl; // Close the if nargout >= 3 statement
   output << "end" << endl; // Close the *_static function
+  writePowerDeriv(output, false);
   output.close();
 }
 
@@ -1270,6 +1272,7 @@ StaticModel::writeStaticFile(const string &basename, bool block, bool bytecode)
     }
   else
     writeStaticMFile(basename);
+  writeAuxVarRecursiveDefinitions(basename);
 }
 
 void
@@ -1320,6 +1323,7 @@ StaticModel::writeStaticBlockMFSFile(const string &basename) const
     }
   output << "  end" << endl
          << "end" << endl;
+  writePowerDeriv(output, false);
   output.close();
 }
 
@@ -1596,3 +1600,31 @@ StaticModel::writeAuxVarInitval(ostream &output, ExprNodeOutputType output_type)
       output << ";" << endl;
     }
 }
+
+void StaticModel::writeAuxVarRecursiveDefinitions(const string &basename) const
+{
+  string func_name = basename + "_set_auxiliary_variables";
+  string filename = func_name + ".m";
+
+  ofstream output;
+  output.open(filename.c_str(), ios::out | ios::binary);
+  if (!output.is_open())
+    {
+      cerr << "ERROR: Can't open file " << filename << " for writing" << endl;
+      exit(EXIT_FAILURE);
+    }
+
+  output << "function y = " << func_name + "(y, x, params)" << endl
+         << "%" << endl
+         << "% Status : Computes static model for Dynare" << endl
+         << "%" << endl
+         << "% Warning : this file is generated automatically by Dynare" << endl
+         << "%           from model file (.mod)" << endl
+         << endl;
+
+    for (int i = 0; i < (int) aux_equations.size(); i++)
+    {
+      dynamic_cast<ExprNode *>(aux_equations[i])->writeOutput(output, oMatlabStaticModel);
+      output << ";" << endl;
+    }
+}

preprocessor/StaticModel.hh

@@ -190,6 +190,9 @@ public:
   //! Writes initializations in oo_.steady_state or steady state file for the auxiliary variables
   void writeAuxVarInitval(ostream &output, ExprNodeOutputType output_type) const;
 
+  //! Writes definition of the auxiliary variables in a M file
+  void writeAuxVarRecursiveDefinitions(const string &basename) const;
+
   virtual int getDerivID(int symb_id, int lag) const throw (UnknownDerivIDException);
 
   //! Return the number of blocks